Re: JOSM Certificaten, oplossing, webstart en via jar opstarten.

Please update imagery list and try again. It is important that the capabilities request URL starts with http:// and not https://.@team: The root certificate is available on Debian, but apparently not in the Java keystore on Windows:

Re: JOSM Certificaten, oplossing, webstart en via jar opstarten.

Better solution that should satisfy everyone: load the certificate from Windows keystore if not present in Java keystore. Nothing has to be embedded, just the alias and hash in source code, see attached patch (tested OK).